html,
body {
  height: 100%;
}
a,
div,
p,
span,
img,
h1,
h2,
h3,
html,
body {
  padding: 0;
  margin: 0;
}
a {
  text-decoration: none;
  color: #606266;
}
.fade-enter-active,
.fade-leave-active {
  transition: opacity 0.3s;
}
.fade-enter,
.fade-leave-active {
  opacity: 0;
}
